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Re: More 'PIDS'

In article <928461649.399120@diddley.primus.com.au>,
  "Alex Borodin" <joneses@primus.com.au> wrote:
>
> Matthew Geier <matthew@mail.usyd.edu.au> wrote in message
>
> >  I suspect maybe the EMF is large enough. Sydney and Melbourne are
'low'
> > volage DC systems that draw large currents as a matter of course. QR
is
> > high voltage AC. QR fault currents could be less than Sydney running
> currents.
> > (I dont know the numbers....)
>
> We use 11kV AC. And you could be right... I shall ask around some of
the big
> brains around the place to see what the answer is...
>

11kVAC? I thought it was 25kV AC?

>
> Alex Borodin
> Software and Systems Engineer
> Queensland Rail
>


Rob

Sydney (Australia)


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